Time interval between the premotor symptoms and the PD diagnosis.

RBD: Rapid eye movement behavior disorder, PD: Parkinson’s disease, N: case number, %: percentage.Time interval between the premotor symptoms and the PD diagnosis.缩写定义如下：RBD：快速眼动睡眠行为障碍（Rapid eye movement behavior disorder），PD：帕金森病（Parkinson’s disease），N：病例数，%：百分比。该数据集的相关指标为运动前症状与帕金森病确诊之间的时间间隔。